Threats Tagged 'cve-2026-5921'
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Threats Tagged 'cve-2026-5921'
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CVE-2026-5921: CWE-918 Server-Side Request Forgery (SSRF) in GitHub Enterprise ServerCVE-2026-5921 0 CVE-2026-5921 is a high-severity server-side request forgery (SSRF) vulnerability in GitHub Enterprise Server affecting versions prior to 3. 21. It allows an unauthenticated attacker to extract sensitive environment variables via a timing side-channel attack on the notebook rendering service when private mode is disabled. The vulnerability involves following HTTP redirects without revalidating the destination host, enabling SSRF to internal services. Exploitation requires chaining an open redirect endpoint through an external redirect to internal services. The issue was fixed in versions 3. 14. 26, 3. 15. 21, 3. Join the discussion | CVE Database V5 | 04/21/2026, 22:11:02 UTC Added: 04/21/2026, 22:31:09 UTC |
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